Wei Xu

Beamforming Optimization for IRS-Aided Communications with Transceiver Hardware Impairments

In this paper, we focus on intelligent reflecting surface (IRS) assisted...
10/21/2020 ∙ by Hong Shen, et al. ∙ 0 ∙ share

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Controllable Text Simplification with Explicit Paraphrasing

Text Simplification improves the readability of sentences through severa...
10/21/2020 ∙ by Mounica Maddela, et al. ∙ 0 ∙ share

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Sliding Differential Evolution Scheduling for Federated Learning in Bandwidth-Limited Networks

Federated learning (FL) in a bandwidth-limited network with energy-limit...
10/18/2020 ∙ by Yifan Luo, et al. ∙ 0 ∙ share

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FAST-LIO: A Fast, Robust LiDAR-inertial Odometry Package by Tightly-Coupled Iterated Kalman Filter

This paper presents a computationally efficient and robust LiDAR-inertia...
10/16/2020 ∙ by Wei Xu, et al. ∙ 0 ∙ share

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An Empowerment-based Solution to Robotic Manipulation Tasks with Sparse Rewards

In order to provide adaptive and user-friendly solutions to robotic mani...
10/15/2020 ∙ by Siyu Dai, et al. ∙ 0 ∙ share

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Robots State Estimation and Observability Analysis Based on Statistical Motion Models

This paper presents a generic motion model to capture mobile robots' dyn...
10/12/2020 ∙ by Wei Xu, et al. ∙ 0 ∙ share

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Cascaded Channel Estimation for IRS-assisted Mmwave Multi-antenna with Quantized Beamforming

In this letter, we optimize the channel estimator of the cascaded channe...
10/02/2020 ∙ by Wenhui Zhang, et al. ∙ 0 ∙ share

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Multi-Agent Deep Reinforcement Learning Based Trajectory Planning for Multi-UAV Assisted Mobile Edge Computing

An unmanned aerial vehicle (UAV)-aided mobile edge computing (MEC) frame...
09/23/2020 ∙ by Liang Wang, et al. ∙ 0 ∙ share

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Distributed IRS with Statistical Passive Beamforming for MISO Communications

Intelligent reflecting surface (IRS) has recently been identified as a p...
09/14/2020 ∙ by Yuwei Gao, et al. ∙ 0 ∙ share

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Chimbuko: A Workflow-Level Scalable Performance Trace Analysis Tool

Because of the limits input/output systems currently impose on high-perf...
08/31/2020 ∙ by Sungsoo Ha, et al. ∙ 0 ∙ share

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AnciNet: An Efficient Deep Learning Approach for Feedback Compression of Estimated CSI in Massive MIMO Systems

Accurate channel state information (CSI) feedback plays a vital role in ...
08/17/2020 ∙ by Yuyao Sun, et al. ∙ 0 ∙ share

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Beamforming Design with Fast Convergence for IRS-Aided Full-Duplex Communication

We study the beamforming optimization for an intelligent reflecting surf...
08/02/2020 ∙ by Hong Shen, et al. ∙ 0 ∙ share

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Octopus: Privacy-Preserving Collaborative Evaluation of Loan Stacking

With the rise of online lenders, the loan stacking problem has become a ...
07/05/2020 ∙ by Yi Li, et al. ∙ 0 ∙ share

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Multi-hop Reading Comprehension across Documents with Path-based Graph Convolutional Network

Multi-hop reading comprehension across multiple documents attracts much ...
06/11/2020 ∙ by Zeyun Tang, et al. ∙ 0 ∙ share

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Extracting COVID-19 Events from Twitter

We present a corpus of 7,500 tweets annotated with COVID-19 events, incl...
06/03/2020 ∙ by Shi Zong, et al. ∙ 0 ∙ share

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Analog Versus Hybrid Precoding for Multiuser Massive MIMO with Quantized CSI Feedback

In this letter, we study the performance of a downlink multiuser massive...
06/01/2020 ∙ by Yaqiong Zhao, et al. ∙ 0 ∙ share

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On Uplink Performance of Multiuser Massive MIMO Relay Network With Limited RF Chains

This paper considers a multiuser massive multiple-input multiple-output ...
05/29/2020 ∙ by Jindan Xu, et al. ∙ 0 ∙ share

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Feature Statistics Guided Efficient Filter Pruning

Building compact convolutional neural networks (CNNs) with reliable perf...
05/21/2020 ∙ by Hang Li, et al. ∙ 0 ∙ share

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Neural CRF Model for Sentence Alignment in Text Simplification

The success of a text simplification system heavily depends on the quali...
05/05/2020 ∙ by Chao Jiang, et al. ∙ 0 ∙ share

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Code and Named Entity Recognition in StackOverflow

There is an increasing interest in studying natural language and compute...
05/04/2020 ∙ by Jeniya Tabassum, et al. ∙ 0 ∙ share

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Multi-cell Edge Coverage Enhancement Using Mobile UAV-Relay

Unmanned aerial vehicle (UAV)-assisted communication is a promising tech...
05/03/2020 ∙ by Yukuan Ji, et al. ∙ 0 ∙ share

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Energy-Efficient Wireless Communications with Distributed Reconfigurable Intelligent Surfaces

This paper investigates the problem of resource allocation for a wireles...
05/01/2020 ∙ by Zhaohui Yang, et al. ∙ 0 ∙ share

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A Focused Study to Compare Arabic Pre-training Models on Newswire IE Tasks

The Arabic language is a morphological rich language, posing many challe...
04/30/2020 ∙ by Wuwei Lan, et al. ∙ 0 ∙ share

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Spectral and Energy Efficiency of IRS-Assisted MISO Communication with Hardware Impairments

In this letter, we analyze the spectral and energy efficiency of an inte...
04/21/2020 ∙ by Shaoqing Zhou, et al. ∙ 0 ∙ share

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Numerical Analysis of History-dependent Variational-hemivariational Inequalities

In this paper, numerical analysis is carried out for a class of history-...
04/04/2020 ∙ by Shufen Wang, et al. ∙ 0 ∙ share

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DCMD: Distance-based Classification Using Mixture Distributions on Microbiome Data

Current advances in next generation sequencing techniques have allowed r...
03/29/2020 ∙ by Konstantin Shestopaloff, et al. ∙ 13 ∙ share

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A Bayes Factor Approach with Informative Prior for Rare Genetic Variant Analysis from Next Generation Sequencing Data

The discovery of rare genetic variants through Next Generation Sequencin...
02/20/2020 ∙ by Jingxiong Xu, et al. ∙ 0 ∙ share

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Attacking Optical Character Recognition (OCR) Systems with Adversarial Watermarks

Optical character recognition (OCR) is widely applied in real applicatio...
02/08/2020 ∙ by Lu Chen, et al. ∙ 17 ∙ share

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Mutual Information-based State-Control for Intrinsically Motivated Reinforcement Learning

In reinforcement learning, an agent learns to reach a set of goals by me...
02/05/2020 ∙ by Rui Zhao, et al. ∙ 6 ∙ share

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Interpreting Galaxy Deblender GAN from the Discriminator's Perspective

Generative adversarial networks (GANs) are well known for their unsuperv...
01/17/2020 ∙ by Heyi Li, et al. ∙ 0 ∙ share

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Optimal Multi-View Video Transmission in OFDMA Systems

In this letter, we study the transmission of a multi-view video (MVV) to...
12/28/2019 ∙ by Wei Xu, et al. ∙ 0 ∙ share

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A Novel Cross Entropy Approach for Offloading Learning in Mobile Edge Computing

In this paper, we propose a novel offloading learning approach to compro...
12/09/2019 ∙ by Shuhan Zhu, et al. ∙ 0 ∙ share

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Discourse Level Factors for Sentence Deletion in Text Simplification

This paper presents a data-driven study focusing on analyzing and predic...
11/23/2019 ∙ by Yang Zhong, et al. ∙ 0 ∙ share

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Implicit Generative Modeling for Efficient Exploration

Efficient exploration remains a challenging problem in reinforcement lea...
11/19/2019 ∙ by Neale Ratzlaff, et al. ∙ 0 ∙ share

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Secure Communication for Spatially Sparse Millimeter-Wave Massive MIMO Channels via Hybrid Precoding

In this paper, we investigate secure communication over sparse millimete...
11/16/2019 ∙ by Jindan Xu, et al. ∙ 0 ∙ share

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Deep Reinforcement Learning Based Dynamic Trajectory Control for UAV-assisted Mobile Edge Computing

In this paper, we consider a platform of flying mobile edge computing (F...
11/10/2019 ∙ by Liang Wang, et al. ∙ 41 ∙ share

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Generalizing Natural Language Analysis through Span-relation Representations

A large number of natural language processing tasks exist to analyze syn...
11/10/2019 ∙ by Zhengbao Jiang, et al. ∙ 0 ∙ share

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Resource Allocation Using Gradient Boosting Aided Deep Q-Network for IoT in C-RANs

In this paper, we investigate dynamic resource allocation (DRA) problems...
10/29/2019 ∙ by Yifan Luo, et al. ∙ 0 ∙ share

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Visual Understanding of Multiple Attributes Learning Model of X-Ray Scattering Images

This extended abstract presents a visualization system, which is designe...
10/10/2019 ∙ by Xinyi Huang, et al. ∙ 0 ∙ share

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Identifying Candidate Spaces for Advert Implantation

Virtual advertising is an important and promising feature in the area of...
10/08/2019 ∙ by Soumyabrata Dev, et al. ∙ 3 ∙ share

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Bit-level Optimized Neural Network for Multi-antenna Channel Quantization

Quantized channel state information (CSI) plays a critical role in preco...
09/24/2019 ∙ by Chao Lu, et al. ∙ 0 ∙ share

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Intelligent Reflecting Surface Aided Multigroup Multicast MISO Communication Systems

Intelligent reflecting surface (IRS) has recently been envisioned to off...
09/10/2019 ∙ by Gui Zhou, et al. ∙ 0 ∙ share

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CAMEL: A Weakly Supervised Learning Framework for Histopathology Image Segmentation

Histopathology image analysis plays a critical role in cancer diagnosis ...
08/28/2019 ∙ by Gang Xu, et al. ∙ 12 ∙ share

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Ergodic Rate Analysis of Cooperative Ambient Backscatter Communication

Ambient backscatter communication has shown great potential in the devel...
08/15/2019 ∙ by Shaoqing Zhou, et al. ∙ 0 ∙ share

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Weighted Spectral Efficiency Optimization for Hybrid Beamforming in Multiuser Massive MIMO-OFDM Systems

In this paper, we consider hybrid beamforming designs for multiuser mass...
07/29/2019 ∙ by Jingbo Du, et al. ∙ 0 ∙ share

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A new data fitting method for stretched Gaussian noise: stretched least square method

Stretched Gaussian distribution is the fundamental solution of the Hausd...
06/11/2019 ∙ by Wei Xu, et al. ∙ 0 ∙ share

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Sum-Rate Maximization of Uplink Rate Splitting Multiple Access (RSMA) Communication

In this paper, the problem of maximizing the wireless users' sum-rate fo...
06/10/2019 ∙ by Zhaohui Yang, et al. ∙ 0 ∙ share

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Multi-task Pairwise Neural Ranking for Hashtag Segmentation

Hashtags are often employed on social media and beyond to add metadata t...
06/03/2019 ∙ by Mounica Maddela, et al. ∙ 0 ∙ share

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Secrecy Rate Maximization for Intelligent Reflecting Surface Assisted Multi-Antenna Communications

We investigate transmission optimization for intelligent reflecting surf...
05/24/2019 ∙ by Hong Shen, et al. ∙ 0 ∙ share

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Localizing Adverts in Outdoor Scenes

Online videos have witnessed an unprecedented growth over the last decad...
05/06/2019 ∙ by Soumyabrata Dev, et al. ∙ 10 ∙ share

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Wei Xu

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